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introduction：Frequency changer（VFD）Is the application of frequency conversion technology and microelectronics technology，The power control equipment of AC motor is controlled by changing the working power frequency of motor。The frequency converter is mainly commutated（Ac to DC）、filtering、inverse（Dc to AC）、Brake unit、Driving unit、Detection unit, microprocessing unit, etc。Inverter internalIGBTTo adjust the output power supply voltage and frequency，According to the actual needs of the motor to provide its required power supply voltage，Thus achieving energy saving、Purpose of speed regulation，In addition，The inverter also has many protection functions，Like overflow、overvoltage、Overload protection etc.。 Inverter working principle： The main circuit is the power conversion part that provides the voltage and frequency regulation power supply to the asynchronous motor，The main circuit of the inverter can be broadly divided into two categories：The voltage type is a frequency converter that converts the DC of the voltage sou
2017-06-20 Reading quantity 300
introduction：Bearing is an important part of mechanical equipment。It can help the equipment to achieve better operation。Its main function is to reduce the friction coefficient during its movement，Ensure the accuracy of its operation。With the continuous development of bearing manufacturing technology，The use of bearings has been standardized、serialization，Different bearing types...
2017-06-20 Reading quantity 270
introduction：Bearings are an indispensable part of industrial equipment，It can improve the production efficiency of the equipment。We are usingNACHIWhen bearing, it is necessary to do the relevant lubrication work of the product，Prevent damage due to excessive friction of the product。For bearings，Lubrication is an important and important problem affecting its performance...
2017-06-20 Reading quantity 243
introduction：NACHIBearing is a bearing product，It is mainly used in the production and processing of industrial equipment，The efficiency of the equipment is improved。The use value of bearing products is that they can improve the operating efficiency of equipment，It can improve the efficiency of the equipment，Reduce the friction generated by the equipment during production。
2017-06-20 Reading quantity 196
introduction：Type selection?The lead screw reducer requires accurate calculation of them，The following is some calculation and selection methods of lead screw reducer。At the same time, it also introduces the installation skills and precautions of the lead screw reducer！???
2017-06-20 Reading quantity 214
introduction：Bearings must be disassembled and cleaned after a period of use，To improve the efficiency of product use。In order to better use the product，We should not only learn to use this bearing when using this product，To learn how to install and disassemble。
2017-06-20 Reading quantity 299
introduction：NACHIBearings are widely used in mechanical equipment，It can help us improve the efficiency of the use of equipment，Reduce excessive pressure on the device。
2017-06-20 Reading quantity 218
introduction：Today to introduce to you is the reducer disassembly，Reducer disassembly is very important，Improper installation will affect the later use，So the following is to sort out the reducer disassembly steps and precautions
2017-06-20 Reading quantity 292
introduction：A lot of machinery goes into itkkmodule，A lot of my friends have bought itkkmodule，But you know how to choose the right onekkmodule，Reasonable price，Functional and practical，Today Feng Ye mall will teach you how to choosekkmodule，Those principles should be observed！
2015-08-07 Reading quantity 1618
introduction：Lead screw、screw、Many friends do not have a clear idea of this word，Its easy to make this mistake，Think the lead screw is a screw！Thats wrong。The lead screw and the screw are very different！The following is a detailed introduction to the respective concepts of lead screw and screw，And compare。
2015-08-14 Reading quantity 21981
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